pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-15567-alltunes.ps) >>/Users/jc/w/tmp/Tune-15567-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/CaledonianMusicalRepository/alltunes.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Form_15567.log 910 Log file, useful mostly for debugging
Tune-15567-alltunes.abc 1730 ABC music file with the extracted tune(s)
Tune-15567-alltunes.ps 37629 PostScript
Tune-15567-alltunes.txt 1730 Plain-text file with the extracted tune(s)
Tune-15567-get.log 4389 Log file, useful mostly for debugging
These files should be available for 24 hours.